1. Connect both LNBs to the DiSEqC 4/1 switch with a short coaxial cable
2. Connect the DiSEqC switch 4/1 to the receiver with one long coaxial cable
3. Set the correct data according to DiSEqC in the receiver's menu

Frequency Range: 900~2400MHz
Durchgangsdämpfung:> 4dB
Entkopplung : >25dB
Remote voltage range: 12--18V
Remote current load 25mA

Dimensions: 93 x 45 x 14mm
Body with wet protection: 118 x 87 x 43mm
Weight: 170g

Perfect to use in combination with Dreambox etc....